using System;
using System.Collections.Generic;
using System.Text;
using ENTITIES;
using DAL;
using Utility;

namespace BUS
{
 public   class DonHangBUS
    {
     public static void Insert(TBDonHang dh)
        {
            DonHangDAL dhDAL = new DonHangDAL();
            dhDAL.Insert(dh);
        }
        public static void Update(TBDonHang dh)
        {
            DonHangDAL dhDAL = new DonHangDAL();
            dhDAL.Update(dh);
        }
        public static void Delete(int iD)
        {
            DonHangDAL dhDAL = new DonHangDAL();
            dhDAL.Delete(iD);
        }
        public static tbDonHangCollection Get(string where,
            int pageindex,
            int pagesize,
            string orderby,
            string orderdirection,
            out int total)
        {
            DonHangDAL dhDAL = new DonHangDAL();
            return dhDAL.Get(where, pageindex, pagesize, orderby, orderdirection, out total);
        }
        public static tbDonHangCollection GetAll()
        {
            int total = 0;
            Criteria cri = new Criteria();
            DonHangDAL dhDAL = new DonHangDAL();
            return dhDAL.Get(cri.Criter, 0, 0, tbDonHangColumns.MaDH.ToString(), OrderDirection.ASC.ToString(), out total);
        }
        public static TBDonHang GetByID(int iD)
        {
            int total = 0;
            Criteria cri = new Criteria();
            cri.add(Condition.AND, tbDonHangColumns.MaDH.ToString(), Condition.EQUAL, iD);
            DonHangDAL dhDAL = new DonHangDAL();
            tbDonHangCollection donhangcollection = dhDAL.Get(cri.Criter,
                  0, 0, tbDonHangColumns.MaDH.ToString(), OrderDirection.ASC.ToString(), out total);
            if (donhangcollection.Count > 0)
                return donhangcollection[0];
            return null;
        }
        public static tbDonHangCollection GetLimited(int number)
        {
            int total = 0;
            Criteria cri = new Criteria();
            DonHangDAL dhDAL = new DonHangDAL();
            return dhDAL.Get(cri.Criter, 1, number,
             tbDonHangColumns.MaDH.ToString(), OrderDirection.DESC.ToString(), out total);
        }
        public static tbDonHangCollection GetPromotion(int number)
        {
            int total = 0;
            Criteria cri = new Criteria();
            DonHangDAL dhDAL = new DonHangDAL();
            return dhDAL.Get(cri.Criter, 1, number,
               tbDonHangColumns.MaDH.ToString(), OrderDirection.DESC.ToString(), out total);
        }
    }
    }

